Cart Functionality vs Lightspeed eCom
Head-to-head usage across the sites we track.
Top sites by authority
Cart Functionality · Lightspeed eCom · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
Cart Functionality · Lightspeed eCom · share of sites in each country using one or the other
United States
737,680
1,631
United Kingdom
239,464
250
India
207,201
116
Germany
196,505
722
France
181,709
389
Canada
166,395
872
Brazil
145,168
36
Italy
138,310
142
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Cart Functionality | Lightspeed eCom |
|---|---|---|
| LCP | 1.7 s | 1 s |
| INP | 75 ms | 50 ms |
| CLS | 0 | 0 |
| TTFB | 700 ms | 400 ms |
Median site's p75 values from the Chrome UX Report, Aug 2026. Lower is better; green meets Google's "good" threshold. This describes the sites that use each technology, not the technology's own overhead.
Sites that switched
Domains that dropped one technology and adopted the other within about a year, data nobody else gives away free.
Lightspeed eCom to Cart Functionality
| Domain | When |
|---|---|
| booteryboutique.com | Jun 2026 |
| radiobeurs-tilburg.nl | May 2026 |
| tokkelientje.nl | Apr 2026 |
| celticwebmerchant.com | Mar 2026 |